Truck rack set



FIG. 1 is a front, left, top perspective view of a truck rack set showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top plan view thereof.

The broken lines illustrate portions of the truck rack set which form no part of the claimed design. 

CLAIM I claim the ornamental design for a truck rack, as shown and described. 